diff options
-rw-r--r-- | include/linux/time.h | 1 | ||||
-rw-r--r-- | kernel/time.c | 22 |
2 files changed, 0 insertions, 23 deletions
diff --git a/include/linux/time.h b/include/linux/time.h index 1201155b2202..f2aca7ec6325 100644 --- a/include/linux/time.h +++ b/include/linux/time.h | |||
@@ -80,7 +80,6 @@ extern int do_setitimer(int which, struct itimerval *value, | |||
80 | struct itimerval *ovalue); | 80 | struct itimerval *ovalue); |
81 | extern int do_getitimer(int which, struct itimerval *value); | 81 | extern int do_getitimer(int which, struct itimerval *value); |
82 | extern void getnstimeofday(struct timespec *tv); | 82 | extern void getnstimeofday(struct timespec *tv); |
83 | extern void getnstimestamp(struct timespec *ts); | ||
84 | 83 | ||
85 | extern struct timespec timespec_trunc(struct timespec t, unsigned gran); | 84 | extern struct timespec timespec_trunc(struct timespec t, unsigned gran); |
86 | 85 | ||
diff --git a/kernel/time.c b/kernel/time.c index cf5a4582a672..169e8329e0b6 100644 --- a/kernel/time.c +++ b/kernel/time.c | |||
@@ -564,28 +564,6 @@ void getnstimeofday(struct timespec *tv) | |||
564 | EXPORT_SYMBOL_GPL(getnstimeofday); | 564 | EXPORT_SYMBOL_GPL(getnstimeofday); |
565 | #endif | 565 | #endif |
566 | 566 | ||
567 | void getnstimestamp(struct timespec *ts) | ||
568 | { | ||
569 | unsigned int seq; | ||
570 | struct timespec wall2mono; | ||
571 | |||
572 | /* synchronize with settimeofday() changes */ | ||
573 | do { | ||
574 | seq = read_seqbegin(&xtime_lock); | ||
575 | getnstimeofday(ts); | ||
576 | wall2mono = wall_to_monotonic; | ||
577 | } while(unlikely(read_seqretry(&xtime_lock, seq))); | ||
578 | |||
579 | /* adjust to monotonicaly-increasing values */ | ||
580 | ts->tv_sec += wall2mono.tv_sec; | ||
581 | ts->tv_nsec += wall2mono.tv_nsec; | ||
582 | while (unlikely(ts->tv_nsec >= NSEC_PER_SEC)) { | ||
583 | ts->tv_nsec -= NSEC_PER_SEC; | ||
584 | ts->tv_sec++; | ||
585 | } | ||
586 | } | ||
587 | EXPORT_SYMBOL_GPL(getnstimestamp); | ||
588 | |||
589 | /* Converts Gregorian date to seconds since 1970-01-01 00:00:00. | 567 | /* Converts Gregorian date to seconds since 1970-01-01 00:00:00. |
590 | * Assumes input in normal date format, i.e. 1980-12-31 23:59:59 | 568 | * Assumes input in normal date format, i.e. 1980-12-31 23:59:59 |
591 | * => year=1980, mon=12, day=31, hour=23, min=59, sec=59. | 569 | * => year=1980, mon=12, day=31, hour=23, min=59, sec=59. |